package com.lpf.springboot_demo.lpf_springboot_demo.domain;

import org.springframework.data.jpa.repository.JpaRepository;

/**
 * direction book dao
 * create by lpf on 2017/9/25 22:11
 */
public interface  BookRepository extends JpaRepository<Book,Integer> {
    Book findByBookName(String bookName);
}
